資料來源 : pyDict

沈思,推測,投機

資料來源 : Webster's Revised Unabridged Dictionary (1913)

Speculation \Spec`u*la"tion\, n. [L. speculatio a spying out,
   observation: cf. F. sp['e]culation.]
   1. The act of speculating. Specifically:
      (a) Examination by the eye; view. [Obs.]
      (b) Mental view of anything in its various aspects and
          relations; contemplation; intellectual examination.

                Thenceforth to speculations high or deep I
                turned my thoughts.               --Milton.
      (c) (Philos.) The act or process of reasoning a priori
          from premises given or assumed.
      (d) (Com.) The act or practice of buying land, goods,
          shares, etc., in expectation of selling at a higher
          price, or of selling with the expectation of
          repurchasing at a lower price; a trading on
          anticipated fluctuations in price, as distinguished
          from trading in which the profit expected is the
          difference between the retail and wholesale prices, or
          the difference of price in different markets.

資料來源 : WordNet®

speculation
     n 1: a message expressing an opinion based on incomplete evidence
          [syn: {guess}, {conjecture}, {supposition}, {surmise}, {surmisal},
           {hypothesis}]
     2: a hypothesis that has been formed by speculating or
        conjecturing (usually with little hard evidence);
        "speculations about the outcome of the election"; "he
        dismissed it as mere conjecture" [syn: {conjecture}]
     3: an investment that is very risky but could yield great
        profits; "he knew the stock was a speculation when he
        bought it" [syn: {venture}]
     4: continuous and profound contemplation or musing on a subject
        or series of subjects of a deep or abstruse nature; "the
        habit of meditation is the basis for all real knowledge"
        [syn: {meditation}]